201254612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:277

約数の個数: 72

約数和(自身を含む): 408627072

約数和(自身を除く): 207372460

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 71, 76, 142, 151, 247, 284, 302, 361, 494, 604, 722, 923, 988, 1349, 1444, 1846, 1963, 2698, 2869, 3692, 3926, 4693, 5396, 5738, 7852, 9386, 10721, 11476, 17537, 18772, 21442, 25631, 35074, 37297, 42884, 51262, 54511, 70148, 74594, 102524, 109022, 139373, 149188, 203699, 218044, 278746, 333203, 407398, 557492, 666406, 708643, 814796, 1332812, 1417286, 2648087, 2834572, 3870281, 5296174, 7740562, 10592348, 15481124, 50313653, 100627306, 201254612]

約数ペア:

[(1, 201254612), (2, 100627306), (4, 50313653), (13, 15481124), (19, 10592348), (26, 7740562), (38, 5296174), (52, 3870281), (71, 2834572), (76, 2648087), (142, 1417286), (151, 1332812), (247, 814796), (284, 708643), (302, 666406), (361, 557492), (494, 407398), (604, 333203), (722, 278746), (923, 218044), (988, 203699), (1349, 149188), (1444, 139373), (1846, 109022), (1963, 102524), (2698, 74594), (2869, 70148), (3692, 54511), (3926, 51262), (4693, 42884), (5396, 37297), (5738, 35074), (7852, 25631), (9386, 21442), (10721, 18772), (11476, 17537)]